predicament vs difficulty

predicament and difficulty both are nouns.

Word	Noun	Adjective	Verb	Adverb
predicament	Yes	No	No	No
difficulty	Yes	No	No	No

As nouns, difficulty is a hypernym of predicament; that is, difficulty is a word with a broader meaning than predicament:

predicament: a situation from which extrication is difficult especially an unpleasant or trying one
difficulty: the quality of being almost beyond one's ability to deal with and requiring a great effort to achieve a positive result

Other hypernyms of predicament include difficultness.

predicament (noun)	difficulty (noun)
a situation from which extrication is difficult especially an unpleasant or trying one	an effort that is inconvenient
	the quality of being almost beyond one's ability to deal with and requiring a great effort to achieve a positive result